PatchTheCVECVE-2026-18361: The IRIS web application in version 2.4.26 and possibly others is vulnerable to stored cross-site scripting (X
CVE-2026-18361 is a high-severity flaw (CVSS 7.6) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The IRIS web application in version 2.4.26 and possibly others is vulnerable to stored cross-site scripting (XSS) in the datastore upload function.
Why this priority
- High severity
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 7.6 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | Required |
| EPSS exploit chance | 0.3% (top 80%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2026-07-30 |
| Last modified | 2026-10-23 |
Last updated 2026-10-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-18361?
No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.
Is CVE-2026-18361 being exploited?
CVE-2026-18361 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-18361 affect?
CVE-2026-18361 affects affected software. Severity is high (CVSS 7.6). The IRIS web application in version 2.4.26 and possibly others is vulnerable to stored cross-site scripting (XSS) in the datastore upload function.
How urgent is CVE-2026-18361?
Priority 32/100. High severity